22601740 has 36 divisors (see below), whose sum is σ = 55215216. Its totient is φ = 7748832.

The previous prime is 22601731. The next prime is 22601771. The reversal of 22601740 is 4710622.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10552 + ... + 12511.

It is an arithmetic number, because the mean of its divisors is an integer number (1533756).

Almost surely, 2^22601740 is an apocalyptic number.

22601740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22601740 is an abundant number, since it is smaller than the sum of its proper divisors (32613476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22601740 is a wasteful number, since it uses less digits than its factorization.

22601740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23086 (or 23077 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 22601740 is about 4754.1287319550. The cubic root of 22601740 is about 282.7356844887.

The spelling of 22601740 in words is "twenty-two million, six hundred one thousand, seven hundred forty".